Home / 166,983.88-249,884.55-103,833.74

Finding the Fourth Proportional to 166,983.88, 249,884.55 and 103,833.74

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Solution

The fourth proportional to 166,983.88, 249,884.55 and 103,833.74 is: 155,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,983.88 : 249,884.55 = 103,833.74 : x
  2. Step 2: Convert to fraction form
    166,983.88/249,884.55 = 103,833.74/x
  3. Step 3: Cross multiply
    166,983.88x = 249,884.55 × 103,833.74
  4. Step 4: Simplify right side
    166,983.88x = 25,946,447,471.74
  5. Step 5: Solve for x
    x = 25,946,447,471.74/166,983.88
  6. Step 6: Final answer
    x = 155,382.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.